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The Visaton FR8WP-4 Ohm is a robust 8 cm (3.3") full-range speaker designed for consistent performance in demanding outdoor and marine environments. Its saltwater-resistant construction and IP65-rated protection make it suitable for installations where exposure to moisture, dust, and other environmental factors is unavoidable. Engineered with a balanced frequency response and durable materials, this speaker excels in delivering clear audio for outdoor PA systems, marine applications, and other rugged settings.
Technical Data
Rated power: 15 W Maximum power: 25 W Nominal impedance Z: 4 Ohm Frequency response: 100–20000 Hz Mean sound pressure level: 84 dB (1 W/1 m) Opening angle (-6 dB): 114°/4000 HzExcursion limit: ±3 mm Resonance frequency fs: 158 Hz Magnetic induction: 1.0 T Magnetic flux: 190 µWb Height of front pole-plate: 3 mm Voice coil diameter: 20 mm Height of winding: 4 mm Cutout diameter: 74 mmNet weight: 0.23 kgD.C. resistance Rdc: 4.1 Ohm Mechanical Q factor Qms: 2.62 Electrical Q factor Qes: 1.33 Total Q factor Qts: 0.88 Equivalent volume Vas: 0.4 l Effective piston area Sd: 30 cm² Dynamically moved mass Mms: 2.9 g Force factor Bxl: 2.8 T m Inductance of the voice coil L: 0.3 mH Connections: 5.2 x 0.5 mm (+)/2.8 x 0.5 mm (-) Protective system: IP 65 *) Temperature range: −40 - 80 °C